
11 September 2026
Grapplers: Rash Guard or Compression Shirt? GSM & Seams Decide
Practical buying advice for grapplers and athletes: pick rash guards or compression shirts by GSM, seam type, and how often you train.
Journal
Guides, gear breakdowns and kit-design advice for fighters, gyms and promotions from the 4 Eleven team.

11 September 2026
Practical buying advice for grapplers and athletes: pick rash guards or compression shirts by GSM, seam type, and how often you train.

10 September 2026
Practical buying advice for designers and teams: perform the 4 inch swatch test, verify spandex percentage and recovery, and reject batches that show...

9 September 2026
Most teams should order unlined fight shorts for mobility and hygiene. Get a spec checklist and 10–15 cm slit guidance plus sample approval steps.